package day03;

public class IfDemo {
    public static void main(String[] args) {

        double price = 600;
        if(price>=500){
            price *= 0.8;
        }
        System.out.println(price);

        //判断成绩是否合法，若合法则输出------0--到100之内为合法成绩
        double score = 95;
        if(score>=0 && score<=100){
            System.out.println(score+"是合法成绩");
        }
        System.out.println("继续执行");
    }
}
